Home / 588,639,622,693.40-812,473,819,921.18-383,385,337,241.68

Finding the Fourth Proportional to 588,639,622,693.40, 812,473,819,921.18 and 383,385,337,241.68

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Solution

The fourth proportional to 588,639,622,693.40, 812,473,819,921.18 and 383,385,337,241.68 is: 529,170,204,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,639,622,693.40 : 812,473,819,921.18 = 383,385,337,241.68 : x
  2. Step 2: Convert to fraction form
    588,639,622,693.40/812,473,819,921.18 = 383,385,337,241.68/x
  3. Step 3: Cross multiply
    588,639,622,693.40x = 812,473,819,921.18 × 383,385,337,241.68
  4. Step 4: Simplify right side
    588,639,622,693.40x = 311,490,549,450,517,583,495,168
  5. Step 5: Solve for x
    x = 311,490,549,450,517,583,495,168/588,639,622,693.40
  6. Step 6: Final answer
    x = 529,170,204,386.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.